基本解釋腔靜脈后同根派生 retrocaval相關詞英漢例句Retrocaval ureter is a rare congenital venous anomaly.摘要腔靜脈后輸尿管是一個罕見的先天性靜脈異常疾病。We report two cases of retrocaval ureter and review the relevant literature.在此，本文報導二例下腔靜脈后輸尿管并回顧相關的文獻。retrocaval更多例句